The show expanded to a three hour program the following season.

The show expanded to an hour from 3 July 2006.

On November 7, 1977, the show expanded to a full hour.

The show expanded to two hours on October 4, 2007, still starting at the same time.

The show also expanded from 13 half hour episodes to 21.

The show will even expand to a full hour on the two Sunday nights of the run.

Less than one year later, the show had expanded to a total of 27 cities.

On September 2, 1963, the show expanded from 15 to 30 minutes.

The show expanded in 2007 to more public radio stations.

A year later, the show expanded from 15 to 30 minutes.